Is the definition of allergy relevant to reactions to nanotechnology-based products?

Allergy drops work by introducing a small amount of an allergen, such as pollen or dust mites, into the body by placing the drops under the tongue daily. Over ... Food allergy is an adverse health effect arising from a specific immune response that occurs reproducibly on exposure to a given food. The simplest definition of an allergen is a substance that causes an allergic reaction, broadly speaking, a hypersensitivity immune response, but usually refers ... Jan 21, 2014 ... ... define allergy. How hard was it ... . His suggestion was that everyone should write their definition of allergy and send it to me by post. Apr 18, 2023 ... Health Canada information for consumers on food allergens, allergen labelling and research. Provides access to fact sheets with information ... 3 days ago ... a condition that makes a person become sick or develop skin or breathing problems because they have eaten certain foods or been near certain substances. What is the Best Way to Prevent Food Allergies? IgE-mediated means that IgE allergy antibodies are a cause of the allergic reaction to a food. By contrast the signs and symptoms of IgE mediated food allergy ... Allergies, also known as allergic diseases, are various conditions caused by hypersensitivity of the immune system to typically harmless substances in the ... A misguided reaction to foreign substances by the immune system, the body system of defense against foreign invaders, particularly pathogens.